I fixed it by stracing mkfs. btrfs and creating a symlink to /. Basically it gets confused by the bind mounts and looks for root at the original location. So just strace -eopen mkfs... and look for enoent. On phone, sorry for lack of details. On Apr 13, 2014 12:41 PM, "Alexei Robyn" <sha...@shados.net> wrote:
> Hello, > > If you're talking about the "can't determine mount status of /dev/..." > issue, this is a bug with mkfs.btrfs. See > http://lists.science.uu.nl/pipermail/nix-dev/2012-December/010237.html > > - Alexei > > On Sun, Apr 13, 2014, at 07:49 PM, Cillian de Róiste wrote: > > Hi! > > > > On Sun, Apr 13, 2014 at 11:05 AM, Thomas Strobel <ts...@cam.ac.uk> > wrote: > > > Hi there, > > > > > > I was running into problems when trying to install NixOS with btrfs > from > > > a USB stick. I downloaded the current .iso and used unetbootin to > create > > > a bootable USB drive from it. > > > > > > Unfortunately, the resulting installation environment did not allow to > > > use mkfs.btrfs as it could not decide on the mounting status of my > > > partition. It seemed as if unetbootin prepared the system in a way that > > > prevented mkfs.btrfs from working. > > > > > > Did anyone else experience that problem? > > > > > > If so, then my question is if the .iso files could be changed in a way > > > that allows to prepare the USB stick with a simple dd-command, e.g. > like > > > Debian or GRML ISOs do, and that keeps mkft.btrfs working? > > > > You could try installing syslinux and using isohybrid to create a > > hybrid bootable image which you can dd onto a USB stick: > > > > isohybrid filename.iso > > > > > http://www.syslinux.org/wiki/index.php/Doc/isolinux#HYBRID_CD-ROM.2FHARD_DISK_MODE > > > > I'm not sure if that will help with the btrfs issue, but it would be > > good to know if it worked. > > > > Good luck! > > Cillian > > _______________________________________________ > > nix-dev mailing list > > nix-dev@lists.science.uu.nl > > http://lists.science.uu.nl/mailman/listinfo/nix-dev > _______________________________________________ > nix-dev mailing list > nix-dev@lists.science.uu.nl > http://lists.science.uu.nl/mailman/listinfo/nix-dev >
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